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August 8, 2026
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Release Schedule of All Seasons and Episodes — Sleepy Princess in the Demon Castle (2020)
Will there be a new season of "Sleepy Princess in the Demon Castle"?
No, there will be no continuation. The status of the series is Finished.
The series consists of 1 seasons.
Within the imposing walls of a demon’s fortress, Princess Adelheid drifts through a perpetual haze, a captive searching not for escape, but for respite. Each day finds her wandering the castle’s echoing halls and shadowy chambers, desperately seeking a single, undisturbed corner where she might finally find true rest – a seemingly impossible quest in her unusual confinement.
| # | Episode Title | Release Date |
|---|---|---|
| 1.1 |
Episode 1
Sleepless Princess of the Castle
| 6 October 2020 |
| 1.2 |
Episode 2
The Princess and Furious Fluff
| 13 October 2020 |
| 1.3 |
Episode 3
The Princess and Forbidden Knowledge
| 20 October 2020 |
| 1.4 |
Episode 4
The Princess, Destruction, and a Short Journey
| 27 October 2020 |
| 1.5 |
Episode 5
The Princess and Female Warriors
| 3 November 2020 |
| 1.6 |
Episode 6
The Princess’ Unwavering Choice
| 10 November 2020 |
| 1.7 |
Episode 7
Even More Sleepless Princess of the Castle
| 17 November 2020 |
| 1.8 |
Episode 8
The Princess and the Frightful Demon Nightmare
| 24 November 2020 |
| 1.9 |
Episode 9
The Princess and Hostage Training Week
| 1 December 2020 |
| 1.10 |
Episode 10
The Princess in Endopolis
| 8 December 2020 |
| 1.11 |
Episode 11
The Princess and Troubling Dreams
| 15 December 2020 |
| 1.12 |
Episode 12
Sleeping Princess of the Demon Castle
| 22 December 2020 |